/**
 * OP Custom Fields - Frontend Styling
 *
 * Complete styling for all shortcode layouts and field types.
 *
 * @package OP_Custom_Fields
 */

/* ============================================
   Section Title (Optional H2 Above Shortcodes)
   ============================================ */

.op-section-title {
	margin: 0 0 20px 0;
	font-size: 1.75em;
	line-height: 1.3;
	font-weight: 600;
}

/* ============================================
   Literatur - List Layout
   ============================================ */

.op-literatur-list {
	margin: 30px 0;
}

.op-literatur-list .literatur-item {
	margin-bottom: 40px;
	padding-bottom: 30px;
	border-bottom: 1px solid #e5e5e5;
}

.op-literatur-list .literatur-item:last-child {
	border-bottom: none;
}

.op-literatur-list .literatur-image {
	float: left;
	margin: 0 20px 15px 0;
	max-width: 200px;
}

.op-literatur-list .literatur-image img {
	width: 100%;
	height: auto;
	border-radius: 4px;
	box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.op-literatur-list .literatur-title {
	margin: 0 0 15px 0;
	font-size: 1.5em;
	line-height: 1.3;
}

.op-literatur-list .literatur-text {
	line-height: 1.6;
}

.op-literatur-list .literatur-content {
	overflow: hidden;
}

/* ============================================
   Literatur - Grid Layout
   ============================================ */

.op-literatur-grid {
	display: grid;
	gap: 30px;
	margin: 30px 0;
}

.op-literatur-grid.grid-columns-2 {
	grid-template-columns: repeat(2, 1fr);
}

.op-literatur-grid.grid-columns-3 {
	grid-template-columns: repeat(3, 1fr);
}

.op-literatur-grid.grid-columns-4 {
	grid-template-columns: repeat(4, 1fr);
}

.op-literatur-grid .literatur-item {
	background: #fff;
	border: 1px solid #e5e5e5;
	border-radius: 8px;
	overflow: hidden;
	transition: box-shadow 0.3s, transform 0.3s;
}

.op-literatur-grid .literatur-item:hover {
	box-shadow: 0 4px 12px rgba(0,0,0,0.1);
	transform: translateY(-2px);
}

.op-literatur-grid .literatur-image {
	width: 100%;
	aspect-ratio: 16/9;
	overflow: hidden;
}

.op-literatur-grid .literatur-image img {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.3s;
}

.op-literatur-grid .literatur-item:hover .literatur-image img {
	transform: scale(1.05);
}

.op-literatur-grid .literatur-content {
	padding: 20px;
}

.op-literatur-grid .literatur-title {
	margin: 0 0 12px 0;
	font-size: 1.25em;
	line-height: 1.3;
}

.op-literatur-grid .literatur-text {
	font-size: 0.95em;
	line-height: 1.6;
	color: #666;
}

/* ============================================
   Literatur - Accordion Layout
   ============================================ */

.op-literatur-accordion {
	margin: 30px 0;
	border: 1px solid #e5e5e5;
	border-radius: 8px;
	overflow: hidden;
}

.op-literatur-accordion .accordion-item {
	border-bottom: 1px solid #e5e5e5;
}

.op-literatur-accordion .accordion-item:last-child {
	border-bottom: none;
}

.op-literatur-accordion .accordion-header {
	margin: 0;
}

.op-literatur-accordion .accordion-button {
	width: 100%;
	display: flex;
	align-items: center;
	gap: 15px;
	padding: 15px 20px;
	background: #fff;
	border: none;
	text-align: left;
	cursor: pointer;
	transition: background 0.2s;
}

.op-literatur-accordion .accordion-button:hover {
	background: #f8f8f8;
}

.op-literatur-accordion .accordion-button[aria-expanded="true"] {
	background: #f8f8f8;
}

.op-literatur-accordion .accordion-icon {
	flex-shrink: 0;
	width: 40px;
	height: 40px;
	border-radius: 4px;
	overflow: hidden;
}

.op-literatur-accordion .accordion-icon img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.op-literatur-accordion .accordion-title {
	flex: 1;
	font-size: 1.1em;
	font-weight: 600;
	color: #c36;
}

.op-literatur-accordion .accordion-button:hover .accordion-title,
.op-literatur-accordion .accordion-button:focus .accordion-title {
	color: #c36;
}

.op-literatur-accordion .accordion-toggle-icon {
	flex-shrink: 0;
	transition: transform 0.3s;
	color: #c36;
}

.op-literatur-accordion .accordion-button[aria-expanded="true"] .accordion-toggle-icon {
	transform: rotate(180deg);
}

.op-literatur-accordion .accordion-collapse {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.3s ease-out;
}

.op-literatur-accordion .accordion-collapse.show {
	max-height: 2000px;
	transition: max-height 0.5s ease-in;
}

.op-literatur-accordion .accordion-body {
	padding: 20px;
	background: #fafafa;
}

.op-literatur-accordion .literatur-image {
	margin-bottom: 15px;
}

.op-literatur-accordion .literatur-image img {
	max-width: 300px;
	height: auto;
	border-radius: 4px;
}

.op-literatur-accordion .literatur-text {
	line-height: 1.6;
}

/* ============================================
   Generic Accordion Styles (for all shortcodes)
   ============================================ */

.op-links-accordion,
.op-kreisgemeinschaften-accordion,
.op-verbande-accordion,
.op-bilder-accordion {
	margin: 30px 0;
	border: 1px solid #e5e5e5;
	border-radius: 8px;
	overflow: hidden;
}

.op-links-accordion .accordion-item,
.op-kreisgemeinschaften-accordion .accordion-item,
.op-verbande-accordion .accordion-item,
.op-bilder-accordion .accordion-item {
	border-bottom: 1px solid #e5e5e5;
}

.op-links-accordion .accordion-item:last-child,
.op-kreisgemeinschaften-accordion .accordion-item:last-child,
.op-verbande-accordion .accordion-item:last-child,
.op-bilder-accordion .accordion-item:last-child {
	border-bottom: none;
}

.op-links-accordion .accordion-header,
.op-kreisgemeinschaften-accordion .accordion-header,
.op-verbande-accordion .accordion-header,
.op-bilder-accordion .accordion-header {
	margin: 0;
}

.op-links-accordion .accordion-button,
.op-kreisgemeinschaften-accordion .accordion-button,
.op-verbande-accordion .accordion-button,
.op-bilder-accordion .accordion-button {
	width: 100%;
	display: flex;
	align-items: center;
	gap: 15px;
	padding: 15px 20px;
	background: #fff;
	border: none;
	text-align: left;
	cursor: pointer;
	transition: background 0.2s;
}

.op-links-accordion .accordion-button:hover,
.op-kreisgemeinschaften-accordion .accordion-button:hover,
.op-verbande-accordion .accordion-button:hover,
.op-bilder-accordion .accordion-button:hover {
	background: #f8f8f8;
}

.op-links-accordion .accordion-button[aria-expanded="true"],
.op-kreisgemeinschaften-accordion .accordion-button[aria-expanded="true"],
.op-verbande-accordion .accordion-button[aria-expanded="true"],
.op-bilder-accordion .accordion-button[aria-expanded="true"] {
	background: #f8f8f8;
}

.op-links-accordion .accordion-title,
.op-kreisgemeinschaften-accordion .accordion-title,
.op-verbande-accordion .accordion-title,
.op-bilder-accordion .accordion-title {
	flex: 1;
	font-size: 1.1em;
	font-weight: 600;
	color: #c36;
}

.op-links-accordion .accordion-button:hover .accordion-title,
.op-links-accordion .accordion-button:focus .accordion-title,
.op-kreisgemeinschaften-accordion .accordion-button:hover .accordion-title,
.op-kreisgemeinschaften-accordion .accordion-button:focus .accordion-title,
.op-verbande-accordion .accordion-button:hover .accordion-title,
.op-verbande-accordion .accordion-button:focus .accordion-title,
.op-bilder-accordion .accordion-button:hover .accordion-title,
.op-bilder-accordion .accordion-button:focus .accordion-title {
	color: #c36;
}

.op-links-accordion .accordion-toggle-icon,
.op-kreisgemeinschaften-accordion .accordion-toggle-icon,
.op-verbande-accordion .accordion-toggle-icon,
.op-bilder-accordion .accordion-toggle-icon {
	flex-shrink: 0;
	transition: transform 0.3s;
	color: #c36;
}

.op-links-accordion .accordion-button[aria-expanded="true"] .accordion-toggle-icon,
.op-kreisgemeinschaften-accordion .accordion-button[aria-expanded="true"] .accordion-toggle-icon,
.op-verbande-accordion .accordion-button[aria-expanded="true"] .accordion-toggle-icon,
.op-bilder-accordion .accordion-button[aria-expanded="true"] .accordion-toggle-icon {
	transform: rotate(180deg);
}

.op-links-accordion .accordion-collapse,
.op-kreisgemeinschaften-accordion .accordion-collapse,
.op-verbande-accordion .accordion-collapse,
.op-bilder-accordion .accordion-collapse {
	max-height: 0;
	overflow: hidden;
	transition: max-height 0.3s ease-out;
}

.op-links-accordion .accordion-collapse.show,
.op-kreisgemeinschaften-accordion .accordion-collapse.show,
.op-verbande-accordion .accordion-collapse.show,
.op-bilder-accordion .accordion-collapse.show {
	max-height: 2000px;
	transition: max-height 0.5s ease-in;
}

.op-links-accordion .accordion-body,
.op-kreisgemeinschaften-accordion .accordion-body,
.op-verbande-accordion .accordion-body,
.op-bilder-accordion .accordion-body {
	padding: 20px;
	background: #fafafa;
}

.op-links-accordion .link-text,
.op-kreisgemeinschaften-accordion .kg-text,
.op-verbande-accordion .verband-text {
	line-height: 1.6;
}

/* Bilder Accordion - specific image styles */
.op-bilder-accordion .gallery-item {
	margin: 0;
}

.op-bilder-accordion .gallery-image {
	max-width: 100%;
	height: auto;
	border-radius: 4px;
}

.op-bilder-accordion .gallery-caption {
	margin-top: 10px;
	font-size: 0.9em;
	color: #666;
}

/* ============================================
   Bilder Gallery (legacy class)
   ============================================ */

.op-bilder-gallery {
	display: grid;
	gap: 15px;
	margin: 30px 0;
}

.op-bilder-gallery.gallery-columns-2 {
	grid-template-columns: repeat(2, 1fr);
}

.op-bilder-gallery.gallery-columns-3 {
	grid-template-columns: repeat(3, 1fr);
}

.op-bilder-gallery.gallery-columns-4 {
	grid-template-columns: repeat(4, 1fr);
}

.op-bilder-gallery.gallery-columns-5 {
	grid-template-columns: repeat(5, 1fr);
}

.op-bilder-gallery .gallery-item {
	margin: 0;
	position: relative;
	aspect-ratio: 1;
	overflow: hidden;
	border-radius: 8px;
	box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.op-bilder-gallery .gallery-item a {
	display: block;
	height: 100%;
}

.op-bilder-gallery .gallery-image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.3s;
}

.op-bilder-gallery .gallery-item:hover .gallery-image {
	transform: scale(1.05);
}

.op-bilder-gallery .gallery-caption {
	padding: 8px;
	font-size: 0.85em;
	text-align: center;
	background: rgba(0,0,0,0.7);
	color: #fff;
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	opacity: 0;
	transition: opacity 0.3s;
}

.op-bilder-gallery .gallery-item:hover .gallery-caption {
	opacity: 1;
}

/* ============================================
   Bilder Grid (new template class)
   ============================================ */

.op-bilder-grid {
	display: grid;
	gap: 15px;
	margin: 30px 0;
}

.op-bilder-grid.gallery-columns-2 {
	grid-template-columns: repeat(2, 1fr);
}

.op-bilder-grid.gallery-columns-3 {
	grid-template-columns: repeat(3, 1fr);
}

.op-bilder-grid.gallery-columns-4 {
	grid-template-columns: repeat(4, 1fr);
}

.op-bilder-grid.gallery-columns-5 {
	grid-template-columns: repeat(5, 1fr);
}

.op-bilder-grid .gallery-item {
	margin: 0;
	position: relative;
	aspect-ratio: 1;
	overflow: hidden;
	border-radius: 8px;
	box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.op-bilder-grid .gallery-item a {
	display: block;
	height: 100%;
}

.op-bilder-grid .gallery-image {
	width: 100%;
	height: 100%;
	object-fit: cover;
	transition: transform 0.3s;
}

.op-bilder-grid .gallery-item:hover .gallery-image {
	transform: scale(1.05);
}

.op-bilder-grid .gallery-caption {
	padding: 8px;
	font-size: 0.85em;
	text-align: center;
	background: rgba(0,0,0,0.7);
	color: #fff;
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	opacity: 0;
	transition: opacity 0.3s;
}

.op-bilder-grid .gallery-item:hover .gallery-caption {
	opacity: 1;
}

/* Title overlay: Always visible at bottom of image */
.op-bilder-grid .gallery-title-overlay {
	position: absolute;
	bottom: 0;
	left: 0;
	right: 0;
	padding: 12px 10px 10px;
	background: linear-gradient(to bottom, transparent 0%, rgba(0,0,0,0.7) 100%);
	color: #fff;
	font-size: 0.9em;
	font-weight: 500;
	line-height: 1.3;
	text-align: center;
	z-index: 2;
	pointer-events: none;
}

/* ============================================
   Links - List & Grid
   ============================================ */

.op-links {
	margin: 30px 0;
}

.op-links-list .link-item {
	margin-bottom: 30px;
	padding-bottom: 25px;
	border-bottom: 1px solid #e5e5e5;
}

.op-links-list .link-item:last-child {
	border-bottom: none;
}

.op-links.op-links-grid {
	display: grid;
	gap: 25px;
}

.op-links-grid.grid-columns-2 {
	grid-template-columns: repeat(2, 1fr);
}

.op-links-grid.grid-columns-3 {
	grid-template-columns: repeat(3, 1fr);
}

.op-links-grid .link-item {
	background: #fff;
	border: 1px solid #e5e5e5;
	border-radius: 8px;
	padding: 20px;
	transition: box-shadow 0.3s;
}

.op-links-grid .link-item:hover {
	box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.link-title {
	margin: 0 0 12px 0;
	font-size: 1.2em;
	line-height: 1.3;
}

.link-text {
	line-height: 1.6;
	color: #666;
}

/* ============================================
   Kreisgemeinschaften - List & Grid
   ============================================ */

.op-kreisgemeinschaften {
	margin: 30px 0;
}

.op-kreisgemeinschaften-list .kg-item {
	margin-bottom: 30px;
	padding-bottom: 25px;
	border-bottom: 1px solid #e5e5e5;
}

.op-kreisgemeinschaften-list .kg-item:last-child {
	border-bottom: none;
}

.op-kreisgemeinschaften.op-kreisgemeinschaften-grid {
	display: grid;
	gap: 25px;
}

.op-kreisgemeinschaften-grid.grid-columns-2 {
	grid-template-columns: repeat(2, 1fr);
}

.op-kreisgemeinschaften-grid.grid-columns-3 {
	grid-template-columns: repeat(3, 1fr);
}

.op-kreisgemeinschaften-grid .kg-item {
	background: #fff;
	border: 1px solid #e5e5e5;
	border-radius: 8px;
	padding: 20px;
	transition: box-shadow 0.3s;
}

.op-kreisgemeinschaften-grid .kg-item:hover {
	box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.kg-title {
	margin: 0 0 12px 0;
	font-size: 1.2em;
	line-height: 1.3;
}

.kg-text {
	line-height: 1.6;
	color: #666;
}

/* ============================================
   Verbände - List & Grid
   ============================================ */

.op-verbande {
	margin: 30px 0;
}

.op-verbande-list .verband-item {
	margin-bottom: 30px;
	padding-bottom: 25px;
	border-bottom: 1px solid #e5e5e5;
}

.op-verbande-list .verband-item:last-child {
	border-bottom: none;
}

.op-verbande.op-verbande-grid {
	display: grid;
	gap: 25px;
}

.op-verbande-grid.grid-columns-2 {
	grid-template-columns: repeat(2, 1fr);
}

.op-verbande-grid.grid-columns-3 {
	grid-template-columns: repeat(3, 1fr);
}

.op-verbande-grid .verband-item {
	background: #fff;
	border: 1px solid #e5e5e5;
	border-radius: 8px;
	padding: 20px;
	transition: box-shadow 0.3s;
}

.op-verbande-grid .verband-item:hover {
	box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.verband-title {
	margin: 0 0 12px 0;
	font-size: 1.2em;
	line-height: 1.3;
}

.verband-text {
	line-height: 1.6;
	color: #666;
}

/* ============================================
   Responsive Design
   ============================================ */

@media (max-width: 768px) {
	/* Reduce columns on tablets */
	.op-literatur-grid.grid-columns-3,
	.op-literatur-grid.grid-columns-4,
	.op-bilder-gallery.gallery-columns-3,
	.op-bilder-gallery.gallery-columns-4,
	.op-bilder-gallery.gallery-columns-5,
	.op-bilder-grid.gallery-columns-3,
	.op-bilder-grid.gallery-columns-4,
	.op-bilder-grid.gallery-columns-5,
	.op-links-grid.grid-columns-3,
	.op-kreisgemeinschaften-grid.grid-columns-3,
	.op-verbande-grid.grid-columns-3 {
		grid-template-columns: repeat(2, 1fr);
	}

	/* Float images removed on mobile */
	.op-literatur-list .literatur-image {
		float: none;
		margin: 0 0 15px 0;
		max-width: 100%;
	}
}

@media (max-width: 480px) {
	/* Single column on mobile */
	.op-literatur-grid,
	.op-bilder-gallery,
	.op-bilder-grid,
	.op-links-grid,
	.op-kreisgemeinschaften-grid,
	.op-verbande-grid {
		grid-template-columns: 1fr;
	}

	/* Reduce padding on mobile */
	.op-literatur-grid .literatur-content,
	.op-links-grid .link-item,
	.op-kreisgemeinschaften-grid .kg-item,
	.op-verbande-grid .verband-item {
		padding: 15px;
	}
}

/* ============================================
   Lightbox
   ============================================ */

.op-lightbox {
	position: fixed;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 999999;
	display: none;
	align-items: center;
	justify-content: center;
}

.op-lightbox.is-open {
	display: flex;
}

.op-lightbox-overlay {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	background: rgba(0, 0, 0, 0.9);
	cursor: pointer;
}

.op-lightbox-container {
	position: relative;
	max-width: 90vw;
	max-height: 90vh;
	display: flex;
	flex-direction: column;
	align-items: center;
	z-index: 1;
}

.op-lightbox-content {
	display: flex;
	flex-direction: column;
	align-items: center;
	max-height: 85vh;
}

.op-lightbox-image {
	max-width: 90vw;
	max-height: 70vh;
	object-fit: contain;
	border-radius: 4px;
	box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.op-lightbox-info {
	text-align: center;
	padding: 15px 20px;
	max-width: 800px;
}

.op-lightbox-title {
	margin: 0 0 8px 0;
	font-size: 1.25em;
	font-weight: 600;
	color: #fff;
	line-height: 1.3;
}

.op-lightbox-caption {
	margin: 0;
	font-size: 1em;
	color: #ccc;
	line-height: 1.5;
}

.op-lightbox-counter {
	position: absolute;
	bottom: -30px;
	left: 50%;
	transform: translateX(-50%);
	font-size: 0.9em;
	color: #999;
}

/* Navigation buttons */
.op-lightbox-close,
.op-lightbox-prev,
.op-lightbox-next {
	position: absolute;
	background: none;
	border: none;
	color: #fff;
	cursor: pointer;
	padding: 10px;
	font-size: 2em;
	line-height: 1;
	opacity: 0.7;
	transition: opacity 0.2s, transform 0.2s;
	z-index: 2;
}

.op-lightbox-close:hover,
.op-lightbox-prev:hover,
.op-lightbox-next:hover {
	opacity: 1;
}

.op-lightbox-close {
	top: -50px;
	right: -10px;
	font-size: 2.5em;
}

.op-lightbox-prev {
	left: -60px;
	top: 50%;
	transform: translateY(-50%);
}

.op-lightbox-prev:hover {
	transform: translateY(-50%) translateX(-3px);
}

.op-lightbox-next {
	right: -60px;
	top: 50%;
	transform: translateY(-50%);
}

.op-lightbox-next:hover {
	transform: translateY(-50%) translateX(3px);
}

/* Responsive lightbox */
@media (max-width: 768px) {
	.op-lightbox-prev {
		left: 10px;
	}

	.op-lightbox-next {
		right: 10px;
	}

	.op-lightbox-close {
		top: 10px;
		right: 10px;
	}

	.op-lightbox-image {
		max-height: 60vh;
	}

	.op-lightbox-info {
		padding: 10px 15px;
	}

	.op-lightbox-title {
		font-size: 1.1em;
	}

	.op-lightbox-caption {
		font-size: 0.9em;
	}
}